<template>
  <div id="app">
    <router-view />
  </div>
</template>

<script>
export default {
  name: 'App',
  created () {
    //在页面加载时读取localStorage里的状态信息
    localStorage.getItem("userinfo") && this.$store.replaceState(JSON.parse(localStorage.getItem("userinfo")));

    //在页面刷新时将vuex里的信息保存到localStorage里
    window.addEventListener("beforeunload", () => {
      localStorage.setItem("userinfo", JSON.stringify(this.$store.state))
    })
  },
}
</script>

<style>
</style>
